COFCO Joycome Foods Swings to Loss in 2023 on Fair Value Losses; Shares Rise 5%-- COFCO Joycome Foods swung to a loss of 135.7 million yuan, or 0.0306 yuan per share, in 2023, from a profit of 356.7 million yuan, or 0.0914 yuan per share, in 2022, according to a Tuesday filing...